The director may bring an action to enjoin a violation or the threatened violation of subdivision (a) of Section 25602. Such action may be brought in the county in which the violation occurred or is threatened to occur. Any proceeding brought hereunder shall conform to the requirements of Chapter 3 (commencing with Section 525) of Title 7 of Part 2 of the Code of Civil Procedure, except that it shall be presumed that there is no adequate remedy at law, and that irreparable damage will occur if the continued or threatened violation is not restrained or enjoined.